🌺Hibiscus Pollen grains!🔬The spines on the surface of each grain is referred to as “echinate” pattern. 🌼The spines allow pollen grains to adhere easily onto the insect’s body and its tiny hair-like structures (setae) to transfer them to the female flower/parts. 🐝🌺🌼These spines can also be found on pollen grains from the sunflower family (Asteraceae🌻), Morning Glory family, which includes Sweet potato (Convolvulaceae🍠), Mallow,🌺 pictured; (Malvaceae🌺) and some of the members in the gour